NSN 5310-00-004-3201

Part Details | HEXAGON SLOTTED SELF-LOCKING NUT

5310-00-004-3201 A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots, when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe", feature in critical applications. Excludes NUT (1), SELF-LOCKING, CASTELLATED, OCTAGON.

Alternate Parts: 90N3204, 90N320-4, 90N3204, 90N320-4, LCN6M428, 5310-00-004-3201, 00-004-3201, 5310000043201, 000043201

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 24, 197200-004-320129733 ( NUT, SELF-LOCKING, SLOTTED, HEXAGON )
REFERENCE DRAWINGS & PICTURES

SLOTTED, HEXAGON

Cross Reference | NSN 5310-00-004-3201
Part Number Cage Code Manufacturer
90N320-476823NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
90N320-40JRC1NORTHROP GRUMMAN TECHNICAL SERVICES,INC.
LCN6M42856878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5310-00-004-3201
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
HARDNESS RATING38.0 ROCKWELL C MAXIMUM
NUT STYLE SLOTTED, HEXAGON
NUT HEIGHT0.198 INCHES MAXIMUM
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
BEARING SURFACE TYPE WASHER FACED
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION DRY FILM LUBRICANT
TEMP RATING450.0 DEG FAHRENHEIT NOMINAL